InfiniTime/src/components/ble/AlertNotificationService.h

#pragma once
#include <cstdint>
#include <array>
#define min // workaround: nimble's min/max macros conflict with libstdc++
#define max
#include <host/ble_gap.h>
#undef max
#undef min

//00020001-78fc-48fe-8e23-433b3a1942d0
#define NOTIFICATION_EVENT_SERVICE_UUID_BASE {0xd0, 0x42, 0x19, 0x3a, 0x3b, 0x43, 0x23, 0x8e, 0xfe, 0x48, 0xfc, 0x78, 0x01, 0x00, 0x02, 0x00}

namespace Pinetime {

  namespace System {
    class SystemTask;
  }
  namespace Controllers {
    class NotificationManager;

    class AlertNotificationService {
      public:
        AlertNotificationService(Pinetime::System::SystemTask &systemTask,
                                         Pinetime::Controllers::NotificationManager &notificationManager);
        void Init();

        int OnAlert(uint16_t conn_handle, uint16_t attr_handle,
                                    struct ble_gatt_access_ctxt *ctxt);

        void AcceptIncomingCall();
        void RejectIncomingCall();

        enum class IncomingCallResponses : uint8_t {
          Reject = 0x00,
          Answer = 0x01
        };

      private:
        enum class Categories : uint8_t {
          SimpleAlert = 0x00,
          Email = 0x01,
          News = 0x02,
          Call = 0x03,
          MissedCall = 0x04,
          MmsSms = 0x05,
          VoiceMail = 0x06,
          Schedule = 0x07,
          HighPrioritizedAlert = 0x08,
          InstantMessage = 0x09,
          All = 0xff
        };

        static constexpr uint16_t ansId {0x1811};
        static constexpr uint16_t ansCharId {0x2a46};

        static constexpr ble_uuid16_t ansUuid {
                .u { .type = BLE_UUID_TYPE_16 },
                .value = ansId
        };

        static constexpr ble_uuid16_t ansCharUuid {
                .u { .type = BLE_UUID_TYPE_16 },
                .value = ansCharId
        };

        static constexpr ble_uuid128_t notificationEventUuid {
                .u { .type = BLE_UUID_TYPE_128 },
                .value = NOTIFICATION_EVENT_SERVICE_UUID_BASE
        };

        struct ble_gatt_chr_def characteristicDefinition[3];
        struct ble_gatt_svc_def serviceDefinition[2];

        Pinetime::System::SystemTask &systemTask;
        NotificationManager &notificationManager;

        uint16_t eventHandle;
    };
  }
}